用所给的形容词或副词的适当形式填空

用所给的形容词或副词的适当形式填空
1.Marile is ______(young) than Lucile.
2.Fritz the ______(small) of the family.
3.Ruth can run _______(fast) than Frieda.
4.Ruth's hair is ______(long) than Gretchen's.
5.Li Ming is the _______(tall) in his class.
6.She works _______(hard) than her sister.
7.They arrived ______(early) than you.
能答多少答多少,标号序号
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1.younger
2.smallest
3.faster
4.longer
5.tallest
6.harder
7.earlier
两个人做比较的时候用比较级,在一个范围内作比较时用最高级,最高级一般都用在of/in 一个范围